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2001-04-10 248 pp. For generations, humans have depended on trees for food, shelter, livelihood and safety. As author Gene Logsdon puts it, "We are all tree huggers." But not just for sentimental or even environmental reasons. Humans have always depended on trees for our food, shelter, livelihood, and...
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The purpose of this Web site is to better link the global members of the society, to provide information from time to time on the activities of the society and to greatly encourage communication among the members of the society. ISTF is a nonprofit organization formed in the 1950s in Washington,...
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The research of the World Agroforestry Centre works towards more productive, diversified, integrated and intensified trees and agroforestry systems that provide livelihood and environmental benefits, including: Enriching the asset base of poor households through farm-grown trees. Maximizing the...
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ITTO's action program is designed to assist tropical member countries to manage and conserve the resource base for tropical timber. It embraces aspects of SFM such as planning, reduced impact logging, community forestry, fire management and biodiversity and transboundary conservation. The...
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关键资源 1989-06-01 Formerly separate publications, the text and dictionary are combined into a one-volume complete guide to Shigo’s album of facts, photos, philosophies, and terminology regarding trees, their problems, and their proper care. On the basis that trees support more integrated groups of living things...
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1983-01-01 The problems of firewood shortages and the promise of firewood plantations were described extensively in the first volume. No less than one-and-a-half billion people in developing countries derive at least 90 percent of their energy requirements from wood and charcoal. Another billion people meet...
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关键资源 2001-01-20 Whether in a small backyard or a larger farm or forest, trees are vital to the web of life. Protecting and planting trees can restore wildlife habitat, heal degraded land, conserve soil, protect watersheds, diversify farm or garden products, beautify landscapes, and enhance the economic and...
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2010-01-20 Important Trees of Haiti byJoel Timyan, a 418-page book, is now available on the Internet at the USAID Development Experience Clearinghouse (DEC). An electronic PDF copy of the book can be accessed by clicking on the link pdf.usaid.gov/pdf_docs/PNACA072.pdf
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1992-07-19 This process is being used by farmers near the University of Philippines at Los Baños. Fast-growing nitrogen-fixing trees such as leucaena, gliricidia or calliandra are planted ahead of time to shade out grasses. Yams are planted near the base of the tree after weeds are controlled. When the...
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Success stories from Niger, China and Ethiopia have proven that it takes less than 20 years to turn deforested and depleted soil back to green and fertile land, giving its people a future again. Ensuring farmers ownership of trees and land is crucial. Cooperation, knowledge and a long-term vision...